Adds work-in-progress limits to Trello lists supporting a Kanban workflow. Plus adds exclusion of cards with some labels.
This Google Chrome extension is modified extension TrelloWIPLimits (NateHark).
Install Kanban WIP for Trello (modif. by zrocketer) via the Chrome Web Store.
A work-in-progress limit can be added to a Trello list by adding the limit to the list title in braces. If you name your list "My list [6 gy]", this sets a work-in-progress limit of 6 items to the My list, except for cards with a (g)reen and (y)ellow labels. When the number of cards in the My list exceeds 6 (without cards with green and yellow labels), the list will be highlighted in red.
Сharacter values to exclusions:
g - green label;
y - yellow label;
r - red label;
b - blue label;
s - sky label;
l - lime label;
p - pink label.